T491 Solid Tantalum Chip Capacitors

KEMET T491 Solid Tantalum Chip Capacitors are precision molded capacitors with low profile case sizes, extended range values, and a voltage range of 2.5VDC to 50VDC. The T491 series offers a capacitance range of 0.1µF to 1000µF and symmetrical, RoHS compliant terminations. The KEMET T491 Series Solid Tantalum Chip Capacitors meet or exceed EIA standard 535BAAC.

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Qty. RoHS ECAD Model Packaging
Series
Capacitance
Voltage Rating DC
Tolerance
ESR
Case Code - in
Case Code - mm
Mfr Case Code
Length
Width
Height
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Termination Style
KEMET Tantalum Capacitors - Solid SMD 4V 22uF 1311 10% ESR=3.5ohms
Datasheet
Product Comments
357In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 4 VDC 10 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 22uF 1411 10% ESR=2.4ohms
Datasheet
Product Comments
2,899In Stock
24,000Expected 2026/06/04
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 10 VDC 10 % 2.4 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 22uF 1311 10 % ESR=2.3 Ohms AECQ200
Datasheet
7,122In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 Auto 22 uF 10 VDC 10 % 2.3 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C AEC-Q200 SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 22uF 1311 10% ESR=2.2ohms
Datasheet
Product Comments
8,916In Stock
14,000Expected 2026/06/08
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 16 VDC 10 % 2.2 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 22 uF 10% 16 VDC ESR=83mOhms AECQ200
Datasheet
2,295In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 Auto 22 uF 16 VDC 10 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C AEC-Q200 SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 22uF 1311 10% ESR=4ohms
Datasheet
2,384In Stock
4,000Expected 2026/05/26
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 20 VDC 10 % 4 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 6.3V 22uF 1311 20% ESR=2ohms
Datasheet
Product Comments
4,550In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 6.3 VDC 20 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 22uF 1311 20% ESR=4ohms
Datasheet
1,013In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 20 VDC 20 % 4 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 22uF 1311 20 % ESR=2.2Ohms AECQ200
Datasheet
2,565In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 Auto 22 uF 16 VDC 20 % 2.2 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C AEC-Q200 SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 50V 0.33uF 1311 10% ESR=10ohms
Datasheet
Product Comments
5,617In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 0.33 uF 50 VDC 10 % 10 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 50V 0.33uF 1311 20% ESR=10ohms
Datasheet
1,890In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 0.33 uF 50 VDC 20 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 3.3uF 1311 10% ESR=3.5ohms
Datasheet
Product Comments
3,886In Stock
8,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 16 VDC 10 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 3.3uF 1311 10% ESR=3ohms
Datasheet
Product Comments
4,872In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 20 VDC 10 % 3 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 3.3uF 1311 10% ESR=3.5ohms
Datasheet
Product Comments
4,983In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 25 VDC 10 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 3.3uF 1311 10% ESR=3.5ohms
Datasheet
Product Comments
5,021In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 35 VDC 10 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 3.3uF 1311 10 % ESR=25mOhms AECQ200
Datasheet
1,236In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 Auto 3.3 uF 35 VDC 10 % 25 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C AEC-Q200 SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 3.3uF 1311 20% ESR=3.5ohms
Datasheet
Product Comments
2,072In Stock
2,000Expected 2026/04/30
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 16 VDC 20 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 3.3uF 1311 20% ESR=3 Ohms
Datasheet
Product Comments
4,956In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 20 VDC 20 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 3.3uF 1311 20% ESR=3.5 Ohms
Datasheet
Product Comments
2,105In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 25 VDC 20 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 3.3uF 1311 20% ESR=3.5 Ohms
Datasheet
Product Comments
4,335In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 3.3 uF 35 VDC 20 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 6.3V 33uF 1311 10% ESR=3ohms
Datasheet
Product Comments
2,376In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 33 uF 6.3 VDC 10 % 3 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 33uF 1311 10 % ESR=83mOhms AECQ200
Datasheet
2,478In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 Auto 33 uF 16 VDC 10 % 83 mOhms 1311 B Case - 55 C + 125 C AEC-Q200
KEMET Tantalum Capacitors - Solid SMD 6.3V 33uF 1311 20% ESR=3ohms
Datasheet
Product Comments
46In Stock
6,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 33 uF 6.3 VDC 20 % 3 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 33uF 1311 20% ESR=1.8ohms
Datasheet
Product Comments
1,812In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 33 uF 10 VDC 20 % 1.8 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 33UF 1311 20% ESR=2.1ohms
Datasheet
3,415In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 33 uF 16 VDC 20 % 2.1 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT